
package com.controller;

import com.alibaba.fastjson.JSON;
import com.alibaba.fastjson.JSONArray;
import com.alibaba.fastjson.JSONObject;
import com.annotation.IgnoreAuth;
import com.baomidou.mybatisplus.mapper.EntityWrapper;
import com.baomidou.mybatisplus.mapper.Wrapper;
import com.entity.*;
import com.entity.view.ShangpinOrderView;
import com.service.*;
import com.utils.PageUtils;
import com.utils.R;
import com.utils.StringUtil;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.BeanUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.*;

import javax.servlet.http.HttpServletRequest;
import java.io.File;
import java.math.BigDecimal;
import java.net.URL;
import java.util.*;

/**
 * 商品订单
 * 后端接口
 *
 * @author
 * @email
 */
@RestController
@Controller
@RequestMapping("/shangpinOrder")
public class ShangpinOrderController {
    private static final Logger logger = LoggerFactory.getLogger(ShangpinOrderController.class);

    @Autowired
    private ShangpinOrderService shangpinOrderService;


    @Autowired
    private TokenService tokenService;
    @Autowired
    private DictionaryService dictionaryService;

    //级联表service
    @Autowired
    private AddressService addressService;
    @Autowired
    private ShangpinService shangpinService;

    @Autowired
    private CartService cartService;

    @Autowired
    private ChuangkouyuangongService chuangkouyuangongService;

    @Autowired
    private ShangpinCommentbackService shangpinCommentbackService;


    /**
     * 后端列表
     */
    @RequestMapping("/page")
    public R page(@RequestParam Map<String, Object> params, HttpServletRequest request) {
        logger.debug("page方法:,,Controller:{},,params:{}", this.getClass().getName(), JSONObject.toJSONString(params));
        String role = String.valueOf(request.getSession().getAttribute("role"));
        if (false)
            return R.error(511, "永不会进入");
        else if ("用户".equals(role))
            params.put("yonghuId", request.getSession().getAttribute("userId"));
        if (params.get("orderBy") == null || params.get("orderBy") == "") {
            params.put("orderBy", "id");
        }
        PageUtils page = shangpinOrderService.queryPage(params);

        //字典表数据转换
        List<ShangpinOrderView> list = (List<ShangpinOrderView>) page.getList();
        for (ShangpinOrderView c : list) {
            //修改对应字典表字段
            dictionaryService.dictionaryConvert(c, request);
        }
        return R.ok().put("data", page);
    }

    /**
     * 后端详情
     */
    @RequestMapping("/info/{id}")
    public R info(@PathVariable("id") Long id, HttpServletRequest request) {
        logger.debug("info方法:,,Controller:{},,id:{}", this.getClass().getName(), id);
        ShangpinOrderEntity shangpinOrder = shangpinOrderService.selectById(id);
        if (shangpinOrder != null) {
            //entity转view
            ShangpinOrderView view = new ShangpinOrderView();
            BeanUtils.copyProperties(shangpinOrder, view);//把实体数据重构到view中

            //级联表
            AddressEntity address = addressService.selectById(shangpinOrder.getAddressId());
            if (address != null) {
                BeanUtils.copyProperties(address, view, new String[]{"id", "createTime", "insertTime", "updateTime", "yonghuId"});//把级联的数据添加到view中,并排除id和创建时间字段
                view.setAddressId(address.getId());
                view.setAddressYonghuId(address.getYonghuId());
            }
            //级联表
            ShangpinEntity shangpin = shangpinService.selectById(shangpinOrder.getShangpinId());
            if (shangpin != null) {
                BeanUtils.copyProperties(shangpin, view, new String[]{"id", "createTime", "insertTime", "updateTime"});//把级联的数据添加到view中,并排除id和创建时间字段
                view.setShangpinId(shangpin.getId());
            }
            //级联表
            ChuangkouyuangongEntity yonghu = chuangkouyuangongService.selectById(shangpinOrder.getYonghuId());
            if (yonghu != null) {
                BeanUtils.copyProperties(yonghu, view, new String[]{"id", "createTime", "insertTime", "updateTime"});//把级联的数据添加到view中,并排除id和创建时间字段
                view.setYonghuId(yonghu.getId().intValue());
            }
            //修改对应字典表字段
            dictionaryService.dictionaryConvert(view, request);
            return R.ok().put("data", view);
        } else {
            return R.error(511, "查不到数据");
        }

    }

    /**
     * 后端保存
     */
    @RequestMapping("/save")
    public R save(@RequestBody ShangpinOrderEntity shangpinOrder, HttpServletRequest request) {
        logger.debug("save方法:,,Controller:{},,shangpinOrder:{}", this.getClass().getName(), shangpinOrder.toString());

        String role = String.valueOf(request.getSession().getAttribute("role"));
        if (false)
            return R.error(511, "永远不会进入");
        else if ("用户".equals(role))
            shangpinOrder.setYonghuId(Integer.valueOf(String.valueOf(request.getSession().getAttribute("userId"))));

        shangpinOrder.setInsertTime(new Date());
        shangpinOrder.setCreateTime(new Date());
        shangpinOrderService.insert(shangpinOrder);
        return R.ok();
    }

    /**
     * 后端修改
     */
    @RequestMapping("/update")
    public R update(@RequestBody ShangpinOrderEntity shangpinOrder, HttpServletRequest request) {
        logger.debug("update方法:,,Controller:{},,shangpinOrder:{}", this.getClass().getName(), shangpinOrder.toString());

        String role = String.valueOf(request.getSession().getAttribute("role"));
//        if(false)
//            return R.error(511,"永远不会进入");
//        else if("用户".equals(role))
//            shangpinOrder.setYonghuId(Integer.valueOf(String.valueOf(request.getSession().getAttribute("userId"))));
        //根据字段查询是否有相同数据
        Wrapper<ShangpinOrderEntity> queryWrapper = new EntityWrapper<ShangpinOrderEntity>()
                .eq("id", 0);

        logger.info("sql语句:" + queryWrapper.getSqlSegment());
        ShangpinOrderEntity shangpinOrderEntity = shangpinOrderService.selectOne(queryWrapper);
        if (shangpinOrderEntity == null) {
            shangpinOrderService.updateById(shangpinOrder);//根据id更新
            return R.ok();
        } else {
            return R.error(511, "表中有相同数据");
        }
    }

    /**
     * 删除
     */
    @RequestMapping("/delete")
    public R delete(@RequestBody Integer[] ids) {
        logger.debug("delete:,,Controller:{},,ids:{}", this.getClass().getName(), ids.toString());
        shangpinOrderService.deleteBatchIds(Arrays.asList(ids));
        return R.ok();
    }




    /**
     * 前端列表
     */
    @IgnoreAuth
    @RequestMapping("/list")
    public R list(@RequestParam Map<String, Object> params, HttpServletRequest request) {
        logger.debug("list方法:,,Controller:{},,params:{}", this.getClass().getName(), JSONObject.toJSONString(params));

        // 没有指定排序字段就默认id倒序
        if (StringUtil.isEmpty(String.valueOf(params.get("orderBy")))) {
            params.put("orderBy", "id");
        }
        PageUtils page = shangpinOrderService.queryPage(params);

        //字典表数据转换
        List<ShangpinOrderView> list = (List<ShangpinOrderView>) page.getList();
        for (ShangpinOrderView c : list)
            dictionaryService.dictionaryConvert(c, request); //修改对应字典表字段
        return R.ok().put("data", page);
    }

    /**
     * 前端详情
     */
    @RequestMapping("/detail/{id}")
    public R detail(@PathVariable("id") Long id, HttpServletRequest request) {
        logger.debug("detail方法:,,Controller:{},,id:{}", this.getClass().getName(), id);
        ShangpinOrderEntity shangpinOrder = shangpinOrderService.selectById(id);
        if (shangpinOrder != null) {


            //entity转view
            ShangpinOrderView view = new ShangpinOrderView();
            BeanUtils.copyProperties(shangpinOrder, view);//把实体数据重构到view中

            //级联表
            AddressEntity address = addressService.selectById(shangpinOrder.getAddressId());
            if (address != null) {
                BeanUtils.copyProperties(address, view, new String[]{"id", "createDate"});//把级联的数据添加到view中,并排除id和创建时间字段
                view.setAddressId(address.getId());
            }
            //级联表
            ShangpinEntity shangpin = shangpinService.selectById(shangpinOrder.getShangpinId());
            if (shangpin != null) {
                BeanUtils.copyProperties(shangpin, view, new String[]{"id", "createDate"});//把级联的数据添加到view中,并排除id和创建时间字段
                view.setShangpinId(shangpin.getId());
            }
            //级联表
            ChuangkouyuangongEntity yonghu = chuangkouyuangongService.selectById(shangpinOrder.getYonghuId());
            if (yonghu != null) {
                BeanUtils.copyProperties(yonghu, view, new String[]{"id", "createDate"});//把级联的数据添加到view中,并排除id和创建时间字段
                view.setYonghuId(yonghu.getId().intValue());
            }
            //修改对应字典表字段
            dictionaryService.dictionaryConvert(view, request);
            return R.ok().put("data", view);
        } else {
            return R.error(511, "查不到数据");
        }
    }


    /**
     * 前端保存
     */
    @RequestMapping("/add")
    public R add(@RequestBody ShangpinOrderEntity shangpinOrder, HttpServletRequest request) {
        logger.debug("add方法:,,Controller:{},,shangpinOrder:{}", this.getClass().getName(), shangpinOrder.toString());
        String role = String.valueOf(request.getSession().getAttribute("role"));
        if ("用户".equals(role)) {
            ShangpinEntity shangpinEntity = shangpinService.selectById(shangpinOrder.getShangpinId());
            if (shangpinEntity == null) {
                return R.error(511, "查不到该物品");
            }
            // Double shangpinNewMoney = shangpinEntity.getShangpinNewMoney();

            if (false) {
            } else if ((shangpinEntity.getShangpinKucunNumber() - shangpinOrder.getBuyNumber()) < 0) {
                return R.error(511, "购买数量不能大于库存数量");
            } else if (shangpinEntity.getShangpinNewMoney() == null) {
                return R.error(511, "物品价格不能为空");
            }

            //计算所获得积分
            Double buyJifen = 0.0;
            Long userId = (Long) request.getSession().getAttribute("userId");
            ChuangkouyuangongEntity yonghuEntity = chuangkouyuangongService.selectById(userId);
            if (yonghuEntity == null)
                return R.error(511, "用户不能为空");
            if (yonghuEntity.getNewMoney() == null)
                return R.error(511, "用户金额不能为空");
            double balance = yonghuEntity.getNewMoney() - shangpinEntity.getShangpinNewMoney() * shangpinOrder.getBuyNumber();//余额
            if (balance < 0)
                return R.error(511, "余额不够支付");
            shangpinOrder.setShangpinOrderTypes(3); //设置订单状态为已支付
            shangpinOrder.setShangpinOrderTruePrice(shangpinEntity.getShangpinNewMoney() * shangpinOrder.getBuyNumber()); //设置实付价格
            shangpinOrder.setYonghuId(userId.intValue()); //设置订单支付人id
            shangpinOrder.setShangpinOrderPaymentTypes(1);
            shangpinOrder.setInsertTime(new Date());
            shangpinOrder.setCreateTime(new Date());
            shangpinEntity.setShangpinKucunNumber(shangpinEntity.getShangpinKucunNumber() - shangpinOrder.getBuyNumber());
            shangpinService.updateById(shangpinEntity);
            shangpinOrderService.insert(shangpinOrder);//新增订单
            yonghuEntity.setNewMoney(balance);//设置金额
            chuangkouyuangongService.updateById(yonghuEntity);
            return R.ok();
        } else {
            return R.error(511, "您没有权限支付订单");
        }
    }

    /**
     * 添加订单
     */
    @RequestMapping("/order")
    public R add(@RequestParam Map<String, Object> params, HttpServletRequest request) {
        logger.debug("order方法:,,Controller:{},,params:{}", this.getClass().getName(), params.toString());
        String shangpinOrderUuidNumber = String.valueOf(new Date().getTime());

        //获取当前登录用户的id
        Long userId = (Long) request.getSession().getAttribute("userId");
        Integer addressId = Integer.valueOf(String.valueOf(params.get("addressId")));

        Integer shangpinOrderPaymentTypes = Integer.valueOf(String.valueOf(params.get("shangpinOrderPaymentTypes")));//支付类型

        String data = String.valueOf(params.get("shangpins"));
        JSONArray jsonArray = JSON.parseArray(data);
        List<Map> shangpins = JSON.parseObject(jsonArray.toString(), List.class);

        //获取当前登录用户的个人信息
        ChuangkouyuangongEntity yonghuEntity = chuangkouyuangongService.selectById(userId);

        //当前订单表
        List<ShangpinOrderEntity> shangpinOrderList = new ArrayList<>();
        //商品表
        List<ShangpinEntity> shangpinList = new ArrayList<>();
        //购物车ids
        List<Integer> cartIds = new ArrayList<>();

        BigDecimal zhekou = new BigDecimal(1.0);

        //循环取出需要的数据
        for (Map<String, Object> map : shangpins) {
            //取值
            Integer shangpinId = Integer.valueOf(String.valueOf(map.get("shangpinId")));//商品id
            Integer buyNumber = Integer.valueOf(String.valueOf(map.get("buyNumber")));//购买数量
            ShangpinEntity shangpinEntity = shangpinService.selectById(shangpinId);//购买的商品
            String id = String.valueOf(map.get("id"));
            if (StringUtil.isNotEmpty(id))
                cartIds.add(Integer.valueOf(id));

            //判断商品的库存是否足够
            if (shangpinEntity.getShangpinKucunNumber() < buyNumber) {
                //商品库存不足直接返回
                return R.error(shangpinEntity.getShangpinName() + "的库存不足");
            } else {
                //商品库存充足就减库存
                shangpinEntity.setShangpinKucunNumber(shangpinEntity.getShangpinKucunNumber() - buyNumber);
            }

            //订单信息表增加数据
            ShangpinOrderEntity shangpinOrderEntity = new ShangpinOrderEntity<>();

            //赋值订单信息
            shangpinOrderEntity.setShangpinOrderUuidNumber(shangpinOrderUuidNumber);//订单号
            shangpinOrderEntity.setAddressId(addressId);//收获地址
            shangpinOrderEntity.setShangpinId(shangpinId);//商品
            shangpinOrderEntity.setYonghuId(userId.intValue());//用户
            shangpinOrderEntity.setBuyNumber(buyNumber);//购买数量 ？？？？？？
            shangpinOrderEntity.setShangpinOrderTypes(3);//订单类型
            shangpinOrderEntity.setShangpinOrderPaymentTypes(shangpinOrderPaymentTypes);//支付类型
            shangpinOrderEntity.setInsertTime(new Date());//订单创建时间
            shangpinOrderEntity.setCreateTime(new Date());//创建时间

            //判断是什么支付方式 1代表余额 2代表积分
            if (shangpinOrderPaymentTypes == 1) {//余额支付
                //计算金额
                Double money = new BigDecimal(shangpinEntity.getShangpinNewMoney()).multiply(new BigDecimal(buyNumber)).multiply(zhekou).doubleValue();

                if (yonghuEntity.getNewMoney() - money < 0) {
                    return R.error("余额不足,请充值！！！");
                } else {
                    //计算所获得积分
                    Double buyJifen = 0.0;
                    yonghuEntity.setNewMoney(yonghuEntity.getNewMoney() - money); //设置金额


                    shangpinOrderEntity.setShangpinOrderTruePrice(money);

                }
            }
            shangpinOrderList.add(shangpinOrderEntity);
            shangpinList.add(shangpinEntity);

        }
        shangpinOrderService.insertBatch(shangpinOrderList);
        shangpinService.updateBatchById(shangpinList);
        chuangkouyuangongService.updateById(yonghuEntity);
        if (cartIds != null && cartIds.size() > 0)
            cartService.deleteBatchIds(cartIds);
        return R.ok();
    }


    /**
     * 退款
     */
    @RequestMapping("/refund")
    public R refund(Integer id, HttpServletRequest request) {
        logger.debug("refund方法:,,Controller:{},,id:{}", this.getClass().getName(), id);
        String role = String.valueOf(request.getSession().getAttribute("role"));

        if ("用户".equals(role)) {
            ShangpinOrderEntity shangpinOrder = shangpinOrderService.selectById(id);
            Integer buyNumber = shangpinOrder.getBuyNumber();
            Integer shangpinOrderPaymentTypes = shangpinOrder.getShangpinOrderPaymentTypes();
            Integer shangpinId = shangpinOrder.getShangpinId();
            if (shangpinId == null)
                return R.error(511, "查不到该物品");
            ShangpinEntity shangpinEntity = shangpinService.selectById(shangpinId);
            if (shangpinEntity == null)
                return R.error(511, "查不到该物品");
            Double shangpinNewMoney = shangpinEntity.getShangpinNewMoney();
            if (shangpinNewMoney == null)
                return R.error(511, "物品价格不能为空");

            Long userId = (Long) request.getSession().getAttribute("userId");
            ChuangkouyuangongEntity yonghuEntity = chuangkouyuangongService.selectById(userId);
            if (yonghuEntity == null)
                return R.error(511, "用户不能为空");
            if (yonghuEntity.getNewMoney() == null)
                return R.error(511, "用户金额不能为空");

            Double zhekou = 1.0;


            //判断是什么支付方式 1代表余额 2代表积分
            if (shangpinOrderPaymentTypes == 1) {//余额支付
                //计算金额
                Double money = shangpinEntity.getShangpinNewMoney() * buyNumber * zhekou;
                //计算所获得积分
                Double buyJifen = 0.0;
                yonghuEntity.setNewMoney(yonghuEntity.getNewMoney() + money); //设置金额


            }

            shangpinEntity.setShangpinKucunNumber(shangpinEntity.getShangpinKucunNumber() + buyNumber);


            shangpinOrder.setShangpinOrderTypes(2);//设置订单状态为退款
            shangpinOrderService.updateById(shangpinOrder);//根据id更新
            chuangkouyuangongService.updateById(yonghuEntity);//更新用户信息
            shangpinService.updateById(shangpinEntity);//更新订单中物品的信息
            return R.ok();
        } else {
            return R.error(511, "您没有权限退款");
        }
    }


    /**
     * 发货
     */
    @RequestMapping("/deliver")
    public R deliver(Integer id) {
        logger.debug("refund:,,Controller:{},,ids:{}", this.getClass().getName(), id.toString());
        ShangpinOrderEntity shangpinOrderEntity = new ShangpinOrderEntity();
        ;
        shangpinOrderEntity.setId(id);
        shangpinOrderEntity.setShangpinOrderTypes(4);
        boolean b = shangpinOrderService.updateById(shangpinOrderEntity);
        if (!b) {
            return R.error("发货出错");
        }
        return R.ok();
    }


    /**
     * 收货
     */
    @RequestMapping("/receiving")
    public R receiving(Integer id) {
        logger.debug("refund:,,Controller:{},,ids:{}", this.getClass().getName(), id.toString());
        ShangpinOrderEntity shangpinOrderEntity = new ShangpinOrderEntity();
        shangpinOrderEntity.setId(id);
        shangpinOrderEntity.setShangpinOrderTypes(5);
        boolean b = shangpinOrderService.updateById(shangpinOrderEntity);
        if (!b) {
            return R.error("收货出错");
        }
        return R.ok();
    }


    /**
     * 评价
     */
    @RequestMapping("/commentback")
    public R commentback(Integer id, String commentbackText, Integer shangpinCommentbackPingfenNumber, HttpServletRequest request) {
        logger.debug("commentback方法:,,Controller:{},,id:{}", this.getClass().getName(), id);
        String role = String.valueOf(request.getSession().getAttribute("role"));
        if ("用户".equals(role)) {
            ShangpinOrderEntity shangpinOrder = shangpinOrderService.selectById(id);
            if (shangpinOrder == null)
                return R.error(511, "查不到该订单");
            if (shangpinOrder.getShangpinOrderTypes() != 5)
                return R.error(511, "您不能评价");
            Integer shangpinId = shangpinOrder.getShangpinId();
            if (shangpinId == null)
                return R.error(511, "查不到该物品");

            ShangpinCommentbackEntity shangpinCommentbackEntity = new ShangpinCommentbackEntity();
            shangpinCommentbackEntity.setId(id);
            shangpinCommentbackEntity.setShangpinId(shangpinId);
            Long userId = (Long)request.getSession().getAttribute("userId");
            shangpinCommentbackEntity.setYonghuId(userId.intValue());
            shangpinCommentbackEntity.setShangpinCommentbackText(commentbackText);
            shangpinCommentbackEntity.setReplyText(null);
            shangpinCommentbackEntity.setInsertTime(new Date());
            shangpinCommentbackEntity.setUpdateTime(null);
            shangpinCommentbackEntity.setCreateTime(new Date());
            shangpinCommentbackService.insert(shangpinCommentbackEntity);

            shangpinOrder.setShangpinOrderTypes(1);//设置订单状态为已评价
            shangpinOrderService.updateById(shangpinOrder);//根据id更新
            return R.ok();
        } else {
            return R.error(511, "您没有权限评价");
        }
    }


}
